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Kartikey Chauhan

ANALYTICS / LOCAL AI / HOMELABS / INTERNET ARCHIVES

Hi, I’m Kartikey.

I write about local AI.

Data analyst in Toronto. I write about analytics, local AI, homelabs, personal systems, and internet archives.

Grab a coffee and look around.

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Note Pinned

Authorship Transparency on carteakey.dev

Every piece of content on this site now carries an authorship badge - a small indicator of how it was made:

  • Human - Written entirely by me, no AI assistance
  • AI Assisted - Written with AI as a creative partner; ideas and direction are mine
  • AI Generated - Primarily generated by AI with my oversight and editing
  • Unclassified - Not yet tagged (working through the backlog)

I added this because transparency matters, especially as AI writing becomes indistinguishable from human writing. Most of my recent posts are AI-assisted - that's just how I work now. I'd rather be upfront about it than pretend otherwise.

This note itself is AI-generated. Fitting.

Note

Begun, the Price Wars Have

AI coding prices got stupid this week.

A person sweating while choosing between three large red buttons labelled Muse, Luna, and DeepSeek V4 Flash

Model Input Output
Muse Spark 1.2 Contributor $0.10 $0.20
DeepSeek V4 Flash $0.14 $0.28
GPT-5.6 Luna $0.20 $1.20
Luna via OpenRouter (50% off) $0.10 $0.60

Prices are per million tokens.

Muse Contributor is the cheapest of the bunch. Ten million input tokens and two million output tokens cost $1.40. The trade is permission for Meta to train on your prompts and completions, so I would keep work code far away from it.

DeepSeek V4 Flash is nearly as cheap without needing a special contributor tier, and its cached input price is a frankly stupid $0.0028 per million tokens.

Luna then went from cheap to silly. OpenAI dropped the direct API price to $0.20/$1.20, and OpenRouter is temporarily selling it at another 50% off ($0.10/$0.60).

Subscriptions are getting dragged into the fight too. OpenCode Go is $5 for the first month and $10/month after that, with Luna currently getting 2x usage limits.

Luna is still king for me, though.

By my rough usage-limit math, Luna Max on the $20 ChatGPT Plus plan works out to around 1.5 billion tokens a week. The exact number depends on how credits are counted, but the allowance is large enough that I have stopped thinking about individual requests. Max reasoning when I need it, fast mode almost everywhere else.

This is basically TPS over Quality again, except the cheap fast model is now also very good.

ChatGPT Plus. Luna Max. Fast mode. That is all I need.

Begun, the price wars have.

Occasional dispatches

New writing, sent when it is ready.

No weekly content treadmill. Just new posts and substantial updates.

Quote Of The Day

The illiterate of the 21st century will not be those who cannot read and write, but those who cannot learn, unlearn, and relearn. - Alvin Toffler
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